Prasad, S. N. A laboratory manual of invertebrate zoology / S. N. Prasad and D. N. Varma - Allahabad : Kitab Mahal, [n.d.] - 368 p. : ill. ; 21 cm. ISBN: Rs. 7.00 Subjects--Topical Terms: InvertebratesInvertebrates--Laboratory manuals Dewey Class. No.: 592.072